Danfoss LENO MSV-S Data sheet
Data Sheet
Partner Valve/High Quality Ball Valve LENO™
MSV-S
Description
LENO™ MSV-S is a partner valve for all manual
balancing valves in the LENO family. LENO™ MSVS can also be applied as a high quality ball valve.
LENO™ MSV-S is a shut off valve with high capacity drain:
Removable handle for easy mounting.
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Handle can be turned both to the left and to
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the right when shutting off the ball valve.
Screw will stay in the handle when it is dis-
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mounted.
Drain with high kv-value.
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6mm hexagon key to drain the valve.
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Measure pressure.
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Cover caps to protect ¾” drain thread.
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Space for insulation between valve body
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and handle.
Replaceable cover caps (different colours)
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for easy identification of flow/return, domestic hot/cold water and circulation.
Cover cap to protect screw inside handle
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from dirt.
LENO™ MSV-S can be mounted in heating/cooling and domestic hot water systems as a shut off
valve with drain.
It is recommended to use LENO™ MSV-S together
with all LENO family balancing valves.
DN 15 and 20 valves are available with internal or
external thread. Other dimensions with internal
thread.
LENO™ MSV-S is a new generation of partner/ball
valves for heating, cooling and domestic hot water systems.
Application
Boiler, flat station or heat pump in 1-family houses.
For balancing.
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Shut-off function for service/repair.
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Danfoss Heating Solutions VDB4F302 © Danfoss 10/2012 1
Data Sheet Partner Valve/High Quality Ball Valve LENO™ MSV-S
Air handling unit
For constant flow.
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For balancing.
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Shut-off function for service/ repair.
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Fan coils
1-pipe system
For balancing.
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Shut-off function for service/repair.
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For flow verification.
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Shut-off function for service/ repair.
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2 VDB4F302 © Danfoss 10/2012 Danfoss Heating Solutions
Data Sheet Partner Valve/High Quality Ball Valve LENO™ MSV-S
Ordering
LENO™ MSV-S valve with internal thread
Type Material Size kvs (m³/h) Drain flow
Kvs (m3/h)
DN 15 3.0 0.3 Rp ½" 003Z4011
DN 20 6.0 0.3 Rp ¾" 003Z4012
DZR** Brass
LENO™ MSV-S valve with external thread
Type Material Size kvs (m³/h) Drain flow
DZR** Brass
**Corrosion resistant brass
***Eurocone DIN V 3838
LENO™ MSV-BD/S set solution
Type Material Size kvs (m³/h) Drain flow
DZR** Brass
DN 25 9.5 0.3 Rp 1" 003Z4013
DN 32 18 0.3 Rp 1¼" 003Z4014
DN 40 26 0.3 Rp 1½" 003Z4015
DN 50 40 0.3 Rp 2" 003Z4016
Kvs (m3/h)
DN 15 3.0 0.3 G ¾" *** 003Z4111
DN 20 5.9 0.3 G 1" 003Z4112
Kvs (m3/h)
DN 15 3.0 0.3 Rp ½" 003Z4051
DN 20 6.0 0.3 Rp ¾" 003Z4052
DN 25 9.5 0.3
DN 32 18 0.3 Rp 1¼" 003Z4054
DN 40 26 0.3 Rp 1½" 003Z4055
DN 50 40 0.3 Rp 2" 003Z4056
Connection Code no.
Connection Code no.
Connection Code no.
Rp 1"
003Z4053
*Drain flow is measured at 1 bar static pressure and 0.1 bar differential pressure.
Accessories
Type Code no.
Cover cap handle - green, small handle fits DN15 - 25 valve, 5 pcs. 003Z4210
Cover cap handle - green, big handle fits DN32 - DN50 valve, 5 pcs. 003Z4211
Type Material Size Code no.
Adaptor for RLV-K 3/4" DN15 003L0294
Adaptor insert 1" ext. thread flat seal
Danfoss Heating Solutions VDB4F302 © Danfoss 10/2012 3
DN20 003Z4072
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